Home / 2,320.37-3,202.05-1,258.09

Finding the Fourth Proportional to 2,320.37, 3,202.05 and 1,258.09

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Solution

The fourth proportional to 2,320.37, 3,202.05 and 1,258.09 is: 1,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.37 : 3,202.05 = 1,258.09 : x
  2. Step 2: Convert to fraction form
    2,320.37/3,202.05 = 1,258.09/x
  3. Step 3: Cross multiply
    2,320.37x = 3,202.05 × 1,258.09
  4. Step 4: Simplify right side
    2,320.37x = 4,028,452.22
  5. Step 5: Solve for x
    x = 4,028,452.22/2,320.37
  6. Step 6: Final answer
    x = 1,736.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.